MP Materials Corp (NYSE:MP) stock slid to a one-month low today, with no clear catalyst behind the move. The equity was last seen down 2% to trade at $56.87, but remains technically resilient, with multiple layers of support in place. What's more, the equity is testing its ascending 200-day moving average, which could result in tailwinds.According to Schaeffer's Senior Quantitative Analyst Rocky White, MP is within 0.75 of its 126-day moving average's 200-day average true range (ATR), after remaining above ...